First aid courses can help you learn how to recognize common emergencies, understand basic response principles, and communicate effectively with trained professionals. You can build skills in identifying signs of illness or injury, assessing situations safely, and applying general preparedness concepts. Many courses introduce frameworks, scenario-based learning, and tools that support building confidence in responding to unexpected events.

University of Glasgow
Skills you'll gain: Research Methodologies, Case Studies, Social Justice, Cultural Diversity, Community Development, Qualitative Research, Sociology, Social Impact, Social Sciences, Economics
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Integral Calculus, Calculus, Differential Equations, Advanced Mathematics, Applied Mathematics, Derivatives, Mathematical Modeling, Mathematical Theory & Analysis, Geometry, Physics
Mixed · Course · 1 - 3 Months

Skills you'll gain: Amazon Web Services, AWS Identity and Access Management (IAM), Amazon S3, Information Architecture, Machine Learning
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Routing Protocols, TCP/IP, Network Switches, Virtual Local Area Network (VLAN), Network Protocols, Network Security, Network Routing, Network Troubleshooting, Computer Networking, Open Shortest Path First (OSPF), Dynamic Host Configuration Protocol (DHCP), Border Gateway Protocol, Firewall, Proxy Servers, Encryption, Authentications
Intermediate · Course · 1 - 3 Months

American Psychological Association
Skills you'll gain: Mental Health Diseases and Disorders, Trauma Care, Mental Health, Psychology, Psychosocial Assessments, Mental and Behavioral Health, Cultural Sensitivity, Patient Evaluation, Stress Management
Beginner · Course · 1 - 3 Months

The University of Edinburgh
Skills you'll gain: Physics, Laboratory Research, Mechanics, Experimentation, Mathematical Modeling, electromagnetics, General Science and Research, Applied Mathematics
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Embedded Systems, Embedded Software, Robotics, Electronic Systems, PIC Microcontrollers, Computer Systems, Internet Of Things, Automation, Control Systems, C (Programming Language), Peripheral Devices, Wireless Networks, Medical Devices, Electric Power Systems, Computer Architecture, Civil Engineering, Cybersecurity, Public Works, Cloud Computing, Electronic Hardware
Intermediate · Specialization · 3 - 6 Months

University of Michigan
Skills you'll gain: Community Organizing, Social Justice, Community and Social Work, Advocacy, Cultural Responsiveness, Journalism, Public Safety and National Security, Diversity Awareness, Public History, Public Policies
Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Responsive Web Design, HTML and CSS, Cascading Style Sheets (CSS), Web Design and Development, Mobile Development, Front-End Web Development, Web Design, Web Development, Application Deployment, Cloud Deployment, User Interface (UI), User Interface (UI) Design, UI Components, Software Engineering
Intermediate · Specialization · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Business Ethics, Ethical Standards And Conduct, Diversity and Inclusion, Team Leadership, Responsible AI, Artificial Intelligence, Decision Making, Leadership, Cultural Diversity, Leadership Development
Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: Pandas (Python Package), Data Cleansing, Data Manipulation, Data Preprocessing, Data Quality, NumPy, File I/O, Query Languages, Python Programming, Data Import/Export, Data Analysis, Exploratory Data Analysis, Debugging
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Flutter (Software), Mobile Development, UI Components, Cross Platform Development, Maintainability, Microsoft Visual Studio, Development Environment, Application Development, Object Oriented Programming (OOP), Programming Principles, Computer Programming, Software Installation
Beginner · Course · 1 - 3 Months